Tesis.popup = {}
Tesis.popup.manager = {}
Tesis.popup.manager.show = function(href, title, width, height) {
    if (href == undefined) {
        alert("href no definido.");
    } else {
        Tesis.panel = new YAHOO.widget.Panel("dialog-panel", {
            width: width,
            height: height,
            fixedcenter: true,
            close: true,
            draggable: false,
            zindex:4,
            modal: true,
            visible: false
        });
        Tesis.panel.setHeader(title);
        Tesis.panel.setBody('<iframe frameborder="0" src="' + href + '" width="100%" height="100%"/>');
        Tesis.panel.render(document.body);
        Tesis.panel.show();
    }
}